Path Traversal in Impresscms
CVE-2022-24977
ImpressCMS before 1.4.2 allows unauthenticated remote code execution via ...../// directory traversal in origName or imageName, leading to unsafe interaction with the CKEditor processImage.php script. The payload may be placed in PHP_SESSION_UPLOAD_PROGRESS when the PHP installation supports upload_progress.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.064 (93.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.064 · newest: 0.064 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- r0.haxors.org/posts (Exploit, Third Party Advisory)
- github.com/ImpressCMS/impresscms/commit/a66d7bb499faafab803e24833606028fa0ba4261 (Patch, Third Party Advisory)
- github.com/ImpressCMS/impresscms/compare/1.4.1...v1.4.2 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-24977?
- CVE-2022-24977 is a critical-severity vulnerability in Impresscms, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-02-14.
- How severe is CVE-2022-24977?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-24977 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.